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18514 (1996 TE11)
Classification: Mars-crossing Asteroid          SPK-ID: 2018514
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4719128423419086 5.919e-08  
a 2.57000169916151 1.9356e-08 au
q 1.357184892486667 1.4731e-07 au
i 24.91393812010929 7.5732e-06 deg
node 175.3726609820485 1.5942e-05 deg
peri 263.2888794237068 2.1603e-05 deg
M 297.375533107202 2.8048e-05 deg
tp 2459462.282182205792
(2021-Sep-04.78218221)
0.00012004 TDB
period 1504.868468667524
4.12
1.7001e-05
4.655e-08
d
yr
n .2392235650460267 2.7026e-09 deg/d
Q 3.782818505836353 2.849e-08 au
  Orbit Determination Parameters
   # obs. used (total)      324  
   data-arc span      11039 days (30.22 yr)  
   first obs. used      1989-04-07  
   last obs. used      2019-06-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55729  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:30:40  

Additional Information
 Earth MOID = .588238 au 
 Jupiter MOID = 2.40946 au 
 T_jup = 3.149 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.98   n/a MPCxxxxx  
SMASSII spectral type spec_B Xc   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

18514 (1996 TE11)          Discovered 1996-Oct-14 by McNaught, R. H. at Siding Spring
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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